Fluid Blows Out Filler Tube
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1996 Dodge Ram Wagon, 1996 Dodge Ram Van, 1996 Dodge Pickup, 1996 Dodge Dakota, and 1996 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Check for aerated fluid, defective rear servo, high fluid level, oil cooler or lines restricted, restricted breather vent in oil pump, restricted filter assembly, valve in valve body sticking.